quality posts: 7
I used the fuel system tune up kit on my Hyundai Elantra last year when it hit 100,000 miles. NOTICABLE difference in performance afterward.
It took about an hour all together, and cost me $20-$30 rather than $100+ from the dealership.
It is definitely worth it!
FINALLY GOT A Bucket of Candycorn ON 9/22/10!